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Thermoplastic Membranes - Membranes


Sion FS

Sion FS is a polyester reinforced, white thermoplastic membrane formulated exclusively with DuPont’s Elvaloy® KEE, a unique polymer alloy resin. Designed to perform even in the most hostile environments, Sion FS features exceptional solar reflectivity, as well as chemical, UV, impact and tear resistance.

BENEFITS:

  • Highly reflective white color provides energy savings.
  • Very good chemical resistant.
  • Polyester reinforced to provide excellent puncture and tear resistance.
  • Seams are heat welded.
  • Superior breaking strength.
  • Exceeds the requirements of ASTM D 6754 standard for thermoplastic sheet roofing.


Sion NR Detail Membrane

Sion NR Detail Membrane is a white thermoplastic non-reinforced detail flashing membrane formulated exclusively with DuPont’s Elvaloy® KEE, a unique polymer alloy resin. Designed to for use where greater flexibility in the flashing membrane is required to effectively conform to existing flashing details.

BENEFITS:

  • Highly reflective white color provides energy savings.
  • Very good chemical resistance.
  • Seams are heat welded.
  • Exceeds the requirements of ASTM D 6754 standard for polyvinyl chloride sheet roofing.


Sion RM

Sion RM is a polyester reinforced, fleece backed, high performance, white thermoplastic membrane formulated exclusively with DuPont’s Elvaloy® KEE, a unique polymer alloy resin. Sion RM features excellent impact and tear resistance, superior solar reflectance, exceptional chemical resistance and long term sustainability.

BENEFITS:

  • Highly reflective white color can significantly reduce cooling loads.
  • Very good chemical resistance.
  • Polyester reinforced to provide excellent puncture and tear resistance.
  • Fleece backing facilitates adhesion for SION RM Substrate Adhesive or SR Products' hot-applied adhesives.
  • Seams are heat welded.
  • Polyester fleece backing is integrated into Elvaloy® compound during the manufacturing process, providing exceptional bond strength.
  • Flexible at temperatures well below 0ºF.
  • Exceeds the requirements of ASTM D 4434 standard for thermoplastic sheet roofing.


Sion RM Strip-In Membrane

Sion RM Strip-In Membrane is specifically designed as a strip-in membrane for SION RM membrane and FS Clad metal ends and joints. SION Strip-In Membrane is made out of Elvaloy® KEE for membrane longevity and reinforced for strength.

BENEFITS:

  • Exceeds the requirements of ASTM D 4434.
  • Reinforced for toughness.
  • White reflective surface.